#1
Which of the following is not a communicable disease?
Diabetes
ExplanationNon-communicable diseases like diabetes are not transmitted from person to person.
#2
What is the primary function of vaccines?
To prevent diseases
ExplanationVaccines prime the immune system to recognize and combat specific pathogens, preventing disease.
#3
Which nutrient is primarily responsible for building and repairing body tissues?
Proteins
ExplanationProteins are macromolecules essential for building and repairing tissues in the body.
#4
Which of the following is a symptom of dehydration?
Dry mouth
ExplanationDry mouth is a common symptom of dehydration, indicating a lack of sufficient fluid intake.
#5
What is the recommended daily water intake for an average adult?
8 glasses (about 2 liters)
ExplanationAn average adult should consume about 8 glasses or 2 liters of water per day to maintain proper hydration.
#6
Which of the following is a vector-borne disease?
Malaria
ExplanationVector-borne diseases like malaria are transmitted to humans via vectors like mosquitoes.
#7
What is the recommended duration for washing hands to prevent the spread of infections?
20 seconds
ExplanationEffective handwashing for at least 20 seconds can help remove germs and prevent infections.
#8
What is the primary cause of antibiotic resistance?
Overuse and misuse of antibiotics
ExplanationAntibiotic resistance arises when bacteria evolve mechanisms to withstand the effects of antibiotics, often due to overuse or misuse of these drugs.
#9
What is the term for an abnormal mass of tissue that may be benign or malignant?
Tumor
ExplanationA tumor is an abnormal growth of tissue that can be benign or malignant.
#10
Which of the following is NOT a symptom of the common cold?
Coughing up blood
ExplanationCoughing up blood is not a typical symptom of the common cold but may indicate a more serious condition.
#11
Which of the following is a zoonotic disease?
Rabies
ExplanationZoonotic diseases are transmitted from animals to humans, like rabies.
#12
What is the leading cause of blindness worldwide?
Cataracts
ExplanationCataracts, a clouding of the eye's lens, are a leading cause of blindness globally.